CategoriesTips & Tricks

Preventing Keyless Car Theft: A Small Guide


Keyless car theft, also known as relay theft, is a rising concern for car owners. Thieves use electronic devices to amplify your key’s signal and unlock your car1. Here are some tips to help prevent keyless car theft.

Basic Safety Tips

  1. Ensure Your Car is Locked: Always check that every door is locked, the trunk is closed, and all windows are fully closed.
  2. Store Your Keys Securely: Keep your keys away from doors and windows to prevent thieves from amplifying your key’s signal. A good place to store your keys is on the kitchen table.
  3. Use a Key Signal Blocking Case: These cases block your key’s signal, preventing thieves from using it to unlock your car. You can purchase these cases online. Browse our selection of premium signal blocker bags here
  4. Park in a Garage: If possible, park your car in a garage. This makes it more difficult for thieves to access your car.
  5. Use a Car Cover: A car cover can make it more difficult for thieves to access your car.

Advanced Techniques

  1. Use a Signal Blocking Pouch (Faraday Bag): These pouches can stop access to your vehicle by blocking your car key fob from transmitting its code to the vehicle.
  2. Store Keys in an Aluminium Tin or Signal Blocking Box: By storing your car keys, fob or card in an aluminium tin or a special signal blocking box, the signal between the car and key is blocked.
  3. Reprogramme Your Keys: If you buy a second-hand car, consider reprogramming your keys.
  4. Turn Off Wireless Signals on Your Fob: When your fob is not being used, turn off the wireless signals.


Keyless car theft is a growing issue, but by following these tips, you can significantly reduce the risk of becoming a victim. Stay vigilant, stay safe.

Browse our selection of premium signal blocker bags here

Signal Blocker Team
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